package demo1;

import java.util.*;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 石方旭
 * Date: 2022-07-30
 * Time: 8:02
 */
public class TestDemo {

    public static void main(String[] args) {
        Deque<Integer> deque = new LinkedList<>();

        PriorityQueue<Integer> Pq = new PriorityQueue<>(new Comparator<Integer>(){
            public int compare(Integer o1,Integer o2){
                return o2-o1;
            }
        });
    }


}
